134 entries under adjective topic. ×

1
lumpish(dull, slow, heavy, sluggish)
1
mooney(dull, slow, heavy, sluggish)
1
moony(dull, stupid, idle, weary)
1
nebbish(dull, stupid, idle, weary)
1
off(dull, slow, heavy, sluggish)
1
out
1
passive(dull, stupid, still, weary)
1
phlegmatic(dull, slow, heavy, stupid)
1
pokey(dull, slow, heavy, sluggish)
1
quiescent
1
quieter
1
restful(tired, lethargic, sleepy, dazed)
1
resting
1
sedative
1
slack(dull, slow, heavy, still)
1
sleepyhead(dull, quiet, slow, heavy)
1
sleepyheaded(dull, slow, heavy, sluggish)
1
slothful(dull, slow, heavy, still)
1
slow(dull, quiet, heavy, weary)
1
slow-moving(dull, slow, heavy, stupid)
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APASmart Define. (2015). slumberous thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/slumberous/thesaurus/synonyms
ChicagoSmart Define. 2015. "slumberous thesaurus" https://smartdefine.org/slumberous/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, slumberous thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/slumberous/thesaurus/synonyms>.
MLASmart Define. "slumberous thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/slumberous/thesaurus/synonyms>